cristinaarmijo1 cristinaarmijo1
  • 01-02-2019
  • Mathematics
contestada

which expression is equivalent to 64 - 9x^2?

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 01-02-2019

Answer:

(8-3x) (8+3x)

Step-by-step explanation:

64 - 9x^2

We can factor this expression since the is the difference of squares

(a^2 - b^2) = (a-b) (a+b)

let 64 = a^2  so a =8

let  9x^2 = b^2  so b = 3x

64 - 9x^2 = (8-3x) (8+3x)

Answer Link

Otras preguntas

116=58+r help me pls im dumb and i need good college
When you are stopping your vehicle at an intersection with traffic lights
Plot the x- and y-intercepts to graph the equation. y=13x−1. Plot the x- and y-intercepts to graph the equation. y=13x−1.
How many solutions does the following function have? f(x)=4x^2-100
Where do most earthquakes occur? Question 1 options: seismic gaps tectonic plate boundaries epicenters wave boundaries
Fill in the Blanks on the Chart below, explaining Separation of Powers Points: 3 KEY Legislative Branch Executive Branch Judicial Branch Supreme Court Other Fed
Who had the Forbidden City Build? A- Zhu DI B- Genghis Khan C- Wo DIng
3x^4+8x^3+5x^2+8x+12 divided by x + 2
Proposed equal representation regardless of population (like the Senate) O Connecticut Compromise O Virginia Plan O Rhode Island Compromise O New Jersey Plan
Put up with - Counting on - Went back - Called up - Came across - Come up with - Found out - Get up - Made up - Talk about - Give up - Look for - Turned off - G